5100 Ytterbium Alliance Major

Layout
5100 Ytterbium Alliance Major Op. 962
Composed by Ian Butters
2345678 B W I T V M F H
3726458 – s 3
42736 s –
3527648 2
7654238 – –
3425678 – 2 2
(3457628) – –
7354628 – 3
4523678 – s s
23465 – s 3
2745638 s – s
24756 ss s s s
(4523678) –
2345678 – –
108 crus (49f,59b), 45 5678s (21f,24b), 45 6578s (21f,24b), 254 4-bell runs (123f,131b), 466 5678 combinations (214f,252b), 45 8765s (21f,24b), Queens, Backrounds.
Blue Line
Properties
Structure
  • Backstroke start
  • Mid lead start
  • Mid lead finish
  • Variable hunt
  • Variable cover
  • Palindromic
  • Exact multipart
Methods
  • Spliced
  • ATW
  • Mixed stage
  • Change every lead
  • Every lead different
  • Jump method
Calls
  • Standard calls
  • Twin bob
  • Jump calls
  • No calls
  • Tenors together
  • Strictly tenors together
  • Multipart calling
Changes
  • Adjacent changes
  • Identity changes
  • Jump changes
  • Pure changes
  • Touching places
  • Tenors reversed
Truth
  • True
  • Round block
  • Single extent block
  • Multi-extent block
  • Repetition between calls
  • Internal rounds
Number of parts
1
Number of methods
1
Changes of method
0
Stage
Major
True rows
5100
False rows
0
Complete extents
0
Partial extents
1
Applicable leadhead codes
bd
Date composed
27 Feb 2026
Default calls
Near
Types of call
2
   1234 LE Single (s)
12
   14 LE Bob (–)
29
Performances
Date Type Details